Finding the Fourth Proportional to 555,309.86, 832,964.83 and 134,585.74

Step by Step Solution

1. Step 1: Write the proportion equation
   555,309.86 : 832,964.83 = 134,585.74 : x
2. Step 2: Convert to fraction form
   555,309.86/832,964.83 = 134,585.74/x
3. Step 3: Cross multiply
   555,309.86x = 832,964.83 × 134,585.74
4. Step 4: Simplify right side
   555,309.86x = 112,105,188,039.52
5. Step 5: Solve for x
   x = 112,105,188,039.52/555,309.86
6. Step 6: Final answer
   x = 201,878.62